IT: support Decimal class

Author: bryananderson

.coverage

@@ -143,7 +143,7 @@ def big_number_to_cardinal(self, number):
     def to_cardinal(self, number):
         if number < 0:
             string = Num2Word_IT.MINUS_PREFIX_WORD + self.to_cardinal(-number)
-        elif isinstance(number, float):
+        elif int(number) != number:
             string = self.float_to_words(number)
         elif number < 20:
             string = CARDINAL_WORDS[int(number)]

num2words/lang_IT.py

@@ -65,6 +65,10 @@ def test_negative(self):
         self.assertEqual("meno " + pos_ord, neg_ord)
 
     def test_float_to_cardinal(self):
+        self.assertEqual(
+            num2words("3.1415", lang="it"),
+            "tre virgola uno quattro uno cinque"
+        )
         self.assertEqual(
             num2words(3.1415, lang="it"), "tre virgola uno quattro uno cinque"
         )
@@ -264,10 +268,10 @@ def test_nth_big(self):
         )
 
     def test_with_floats(self):
-        self.assertAlmostEqual(
-            num2words(1.0, lang="it"), "uno virgola zero"
+        self.assertEqual(
+            num2words(1.0, lang="it"), "uno"
         )
-        self.assertAlmostEqual(
+        self.assertEqual(
             num2words(1.1, lang="it"), "uno virgola uno"
         )